Home / 30,019,393.64-41,426,798.65-16,268,357.76

Finding the Fourth Proportional to 30,019,393.64, 41,426,798.65 and 16,268,357.76

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Solution

The fourth proportional to 30,019,393.64, 41,426,798.65 and 16,268,357.76 is: 22,450,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,393.64 : 41,426,798.65 = 16,268,357.76 : x
  2. Step 2: Convert to fraction form
    30,019,393.64/41,426,798.65 = 16,268,357.76/x
  3. Step 3: Cross multiply
    30,019,393.64x = 41,426,798.65 × 16,268,357.76
  4. Step 4: Simplify right side
    30,019,393.64x = 673,945,981,289,685
  5. Step 5: Solve for x
    x = 673,945,981,289,685/30,019,393.64
  6. Step 6: Final answer
    x = 22,450,352.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.